Home / 16,490.10-24,749.55-13,194.90

Finding the Fourth Proportional to 16,490.10, 24,749.55 and 13,194.90

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Solution

The fourth proportional to 16,490.10, 24,749.55 and 13,194.90 is: 19,803.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,490.10 : 24,749.55 = 13,194.90 : x
  2. Step 2: Convert to fraction form
    16,490.10/24,749.55 = 13,194.90/x
  3. Step 3: Cross multiply
    16,490.10x = 24,749.55 × 13,194.90
  4. Step 4: Simplify right side
    16,490.10x = 326,567,837.30
  5. Step 5: Solve for x
    x = 326,567,837.30/16,490.10
  6. Step 6: Final answer
    x = 19,803.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.